fixed image size for controlleruse*.png
Font issue in vision.html
fix vision page translations
fix footer
add post titles
Merge branch 'alejandro-edits' of https://github.com/mujin/mujin.co.jp

Conflicts:
	products/controller.html
	vision.html
update jekyll-gettext-plugin
Merge branch 'master' of https://github.com/mujin/mujin.co.jp into luke-i18n
update translations